/Engine/Source/Editor/UnrealEd/Public/Kismet2/BlueprintEditorUtils.h
Get RepNotify function name of variable
static [FName](API\Runtime\Core\UObject\FName) GetBlueprintVariableRepNotifyFunc ( [UBlueprint](API\Runtime\Engine\Engine\UBlueprint) * Blueprint, const [FName](API\Runtime\Core\UObject\FName) & VarName )